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Computed tomography-based analysis of foramen magnum and occipital condyles in adult Nigerians: an anatomical study


Citation

Muhammad, Fatima and Ahmad, Umar and Tawfiq-Zyoud, Tawfiq Yousef and Jibril, Murtala Muhammad and Kwairanga, Suleiman Hamidu and Suppiah, Subapriya (2025) Computed tomography-based analysis of foramen magnum and occipital condyles in adult Nigerians: an anatomical study. International Journal of Morphology, 43 (3). pp. 1021-1029. ISSN 0717-9367; eISSN: 0717-9502

Abstract

SUMMARY: Precise identification of craniometric points is pivotal in forensic and anthropological research for reliable and accurate gender determination. The foramen magnum and occipital condyles' morphology offers valuable data for this purpose. The study aimed to determine variations in the morphology of the foramen magnum and occipital condyles among a population of 100 individuals, using advanced Computed Tomography (CT) scan technology. We assessed a prospective cohort of 100 individuals who underwent cranial CT scans. The study focused on the morphological variations of the foramen magnum and occipital condyles, recording shapes such as oval, round, egg, tetragon, pentagon, hexagon, and irregular for the foramen magnum, and kidney-type, oval, S-like, 8-like, ring-like, and triangular for the occipital condyles. Notably, males demonstrated higher measurement values for most parameters, with the exception of the width of the occipital condyle, where females presented larger dimensions. Furthermore, a strong positive correlation was observed between the measurements of the foramen magnum (length and width) and specific parameters of the occipital condyles. The study underscores the utility of foramen magnum dimensions, especially length, as a determinant in gender identification, with a success rate of 68 % in the studied population. This research enhances our understanding of cranial morphology and its applications in forensic and anthropological investigations.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Medicine and Health Science
DOI Number: https://doi.org/10.4067/S0717-95022025000301021
Publisher: Universidad de la Frontera
Keywords: Computed tomography; Foramen magnum; Morphological variations; Occipital condyles; Skull
Depositing User: Ms. Nuraida Ibrahim
Date Deposited: 11 Nov 2025 03:03
Last Modified: 11 Nov 2025 03:03
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.4067/S0717-95022025000301021
URI: http://psasir.upm.edu.my/id/eprint/121625
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